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Stephen Becker


University of Colorado Boulder

Last seen: 7 months ago Active since 2008

Professor of applied math Professional Interests: optimization, signal processing

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  • 5-Star Galaxy Level 5
  • Personal Best Downloads Level 3
  • First Review
  • GitHub Submissions Level 3
  • First Submission
  • Revival Level 1
  • First Answer

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Submitted


L-BFGS-B-C
L-BFGS-B, converted from Fortran to C, with Matlab wrapper

7 months ago | 9 downloads |

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Submitted


vectorized roots for quadratic equations
Finds roots for a series of quadratic equations in a vectorized manner

9 months ago | 0 downloads |

Submitted


CON2VERT - constraints to vertices, updated
Updated version of M. Kleder's '05 CON2VERT. Convert linear inequalities into a set of vertices; i.e., polygon "vertex enumerat...

3 years ago | 10 downloads |

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Submitted


fastRPCA
Code for Robust PCA

6 years ago | 12 downloads |

Submitted


zeroSR1
Very fast code for solving lasso and non-negative least-squares problems

6 years ago | 1 download |

Submitted


Sparsified K-Means
Extremely fast K-Means for big data

6 years ago | 3 downloads |

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Submitted


mex interface for bound constrained optimization via ASA
ASA solves bound constrained problems; the user provides routines to calculate the function and grad

6 years ago | 2 downloads |

Submitted


CoSaMP and OMP for sparse recovery
Orthogonal Matching Pursuit (OMP) and Compressive Sampling Matched Pursuit (CoSaMP).

7 years ago | 25 downloads |

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Question


Take advantage of Hermitian matrices with eigs
I want to use "eigs" on a Hermitian matrix. If I have a symmetric matrix, I can tell "eigs" that it is symmetric (and real) and ...

11 years ago | 1 answer | 0

1

answer

Answered
Using GotoBLAS2 in a MATLAB MEX file (shared library help?)
Matlab is probably adding a -lmwblas flag somewhere, so their version of blas is overriding yours. You can probably edit mexopts...

12 years ago | 0

Submitted


idctt
type II Inverse DCT (i.e. type III DCT)

15 years ago | 1 download |

Submitted


dctt
type II DCT, improvement to matlab's dct

15 years ago | 2 downloads |

Submitted


persistent fft
fft via a radix2 algorithm

16 years ago | 1 download |